SIRUI MASTORIS MD
NPI 1366070591
Surgery in East Stroudsburg, PA
About Sirui Mastoris Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIRUI MASTORIS MD (NPI 1366070591) is an individual surgery provider in East Stroudsburg, Pennsylvania, licensed in Pennsylvania (MD489120) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Lehigh Valley Hospital - Pocono, and maintains a secondary practice location in Newark.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Sirui Mastoris Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Sirui Mastoris reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
East Stroudsburg, PA 18301
- Reassigned Medicare billing, Pennsylvania enrollment
- 2,895 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Lehigh Valley Hospital - Pocono
Acute Care Hospitals · East Stroudsburg, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 18301 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EAST STROUDSBURG, PA 18301
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Sirui Mastoris's NPI number?
The NPI number for Sirui Mastoris is 1366070591. It was assigned to this individual provider in the NPPES registry on April 1, 2020.
Where is Sirui Mastoris located?
Sirui Mastoris practices at 500 Plaza Ct, East Stroudsburg, PA 18301. The listed phone number is (570) 424-1424.
What is Sirui Mastoris's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Sirui Mastoris enrolled in Medicare?
Yes. Sirui Mastoris is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Sirui Mastoris's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sirui Mastoris reassigns Medicare benefits to Lehigh Valley Physician Group (East Stroudsburg, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sirui Mastoris's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sirui Mastoris accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Sirui Mastoris as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Sirui Mastoris affiliated with any hospitals?
According to CMS data, Sirui Mastoris is affiliated with Lehigh Valley Hospital - Pocono.
When was this NPI record last updated?
The NPPES record for Sirui Mastoris was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Sirui Mastoris, MD · NPI 1366070591
Surgery physician in East Stroudsburg, Pennsylvania. Individual provider, active in the CMS NPPES registry since April 1, 2020.
## Identity
- **NPI:** 1366070591 (Entity type: Individual)
- **Enumerated:** April 1, 2020
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** MD489120 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 500 PLAZA CT, East Stroudsburg, PA 18301-8262
- **Phone:** (570) 424-1424
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Lehigh Valley Physician Group (NPI 1962155473, East Stroudsburg, PA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** August 19, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1366070591) · Data from the CMS NPPES public registry.